High frequency horn assembly



FIG. 1 is a top view of a high frequency horn assembly showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a perspective view showing one side, the top, and front thereof; and,

FIG. 5 is a side elevation view showing the left side thereof. 

The ornamental design for a high frequency horn assembly, as shown. 